/*
 <nav class="tab-bar">
			<a id="defaultTab" class="tab-item" href="">
				<span class="icon icon-home"></span>
				<span class="tab-label">首页</span>
			</a>
			<a class="tab-item active" href="">
				<span class="icon icon-email"></span>
				<span class="tab-label">消息</span>
			</a>
			<a class="tab-item" href="">
				<span class="icon icon-contact"></span>
				<span class="tab-label">通讯录</span>
			</a>
			<a class="tab-item" href="">
				<span class="icon icon-gear"></span>
				<span class="tab-label">设置</span>
			</a>
	</nav>
*/
